Home / 55,264,011.20-82,896,016.80-31,376,139.20

Finding the Fourth Proportional to 55,264,011.20, 82,896,016.80 and 31,376,139.20

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Solution

The fourth proportional to 55,264,011.20, 82,896,016.80 and 31,376,139.20 is: 47,064,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,264,011.20 : 82,896,016.80 = 31,376,139.20 : x
  2. Step 2: Convert to fraction form
    55,264,011.20/82,896,016.80 = 31,376,139.20/x
  3. Step 3: Cross multiply
    55,264,011.20x = 82,896,016.80 × 31,376,139.20
  4. Step 4: Simplify right side
    55,264,011.20x = 2,600,956,962,242,338.50
  5. Step 5: Solve for x
    x = 2,600,956,962,242,338.50/55,264,011.20
  6. Step 6: Final answer
    x = 47,064,208.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.